Put formula or solution in it so i can understand, thanks!

WEEK & CLASS . Word Mailing's Review VIEW Help Nitro Pro 9 Tell me what you want to go AaBbCc ABbCe Aat AaBbCe Aal 1 Normal No Spaces 1 H leading 1 1 Heading ? He Paragraph Styles ACTIVITY 3 Directions. Answer the problems below by applying what you have learned 1. Your grandmother gave you a gold ring as a gift The gold ring is 5mm thick and has an outside diameter of 12mm and an inside diameter of 11mm. The density of gold is 1 93 x 10* kg/m A. What is the volume of the ring in cubic millimeter? B. What is the mass of the ring in grams? C. What is the market value of the ring if the price of gold is P1836 15 per gram? D. What is the volume of the ring in ma? E. What is the mass of the ring in kg? 2. The density of gasoline is 721 kilograms per cubic meter. What is its specific gravity?For Paragraph Styles 3. Train A is traveling at a speed of 270 kilometers per hour. As it approaches the station, it whistles at a frequency of 430 Hz. A. What apparent frequency will the passengers riding on train A hear? B. What apparent frequency will the commuters waiting on the station hear? C. If train B is approaching train A on the opposite track at a speed of 270 kph, what apparent frequency will the passengers on train B hear? O Eli P W 4